CVE-2014-8500

CVE-2014-8500 is a high-severity vulnerability in Isc Bind with a CVSS 2.0 base score of 7.8. Its EPSS exploit-prediction score of 66% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-399.

Key facts

• Severity: High (CVSS 2.0 base score 7.8)
• EPSS exploit prediction: 66% (99th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-399
• Affected product: Isc Bind
• Published: 2014-12-11
• Last modified: 2026-06-17

Description

ISC BIND 9.0.x through 9.8.x, 9.9.0 through 9.9.6, and 9.10.0 through 9.10.1 does not limit delegation chaining, which allows remote attackers to cause a denial of service (memory consumption and named crash) via a large or infinite number of referrals.

Frequently asked questions

What is CVE-2014-8500?

ISC BIND 9.0.x through 9.8.x, 9.9.0 through 9.9.6, and 9.10.0 through 9.10.1 does not limit delegation chaining, which allows remote attackers to cause a denial of service (memory consumption and named crash) via a large or infinite number of referrals.

How severe is CVE-2014-8500?

CVE-2014-8500 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2014-8500 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 66% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-8500?

CVE-2014-8500 primarily affects Isc Bind. In total, 63 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-8500?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2014-8500 published?

CVE-2014-8500 was published on 2014-12-11 and last updated on 2026-06-17.

References

• http://advisories.mageia.org/MGASA-2014-0524.html
• http://cert.ssi.gouv.fr/site/CERTFR-2014-AVI-512/index.html
• http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2015-002.txt.asc
• http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10676
• http://lists.apple.com/archives/security-announce/2015/Sep/msg00004.html
• http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00001.html
• http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00017.html
• http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00009.html
• http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00013.html
• http://lists.opensuse.org/opensuse-updates/2015-07/msg00038.html
• http://marc.info/?l=bugtraq&m=142180687100892&w=2
• http://marc.info/?l=bugtraq&m=144000632319155&w=2
• http://rhn.redhat.com/errata/RHSA-2016-0078.html
• http://secunia.com/advisories/62064
• http://secunia.com/advisories/62122
• http://security.gentoo.org/glsa/glsa-201502-03.xml
• http://securitytracker.com/id?1031311
• http://ubuntu.com/usn/usn-2437-1
• http://www.debian.org/security/2014/dsa-3094
• http://www.kb.cert.org/vuls/id/264212
• http://www.mandriva.com/security/advisories?name=MDVSA-2015:165
• http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html
• http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
• http://www.securityfocus.com/bid/71590
• https://kb.isc.org/article/AA-01216/
• https://security.netapp.com/advisory/ntap-20190730-0002/
• https://support.apple.com/HT205219

Affected products (63)

• cpe:2.3:a:isc:bind:9.0:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.1:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.1.2:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.1.3:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.2:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.2.0:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.2.1:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.2.2:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.2.3:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.2.4:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.2.5:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.2.6:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.2.7:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.2.8:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.2.9:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.3:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.3.0:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.3.1:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.3.2:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.3.3:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.3.4:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.3.5:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.3.6:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.4:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.4.0:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.4.1:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.4.2:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.4.3:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.5:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.5.0:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.5.1:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.5.2:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.5.3:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.6.0:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.6.1:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.6.2:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.6.3:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.7.0:*:*:*:*:*:*:*

More vulnerabilities in Isc Bind

• CVE-2008-0122 — Critical (CVSS 10.0): Off-by-one error in the inet_network function in libbind in ISC BIND 9.4.2 and earlier, as used in libc in FreeBSD 6.2…
• CVE-2001-0011 — Critical (CVSS 10.0): Buffer overflow in nslookupComplain function in BIND 4 allows remote attackers to gain root privileges.
• CVE-2001-0013 — Critical (CVSS 10.0): Format string vulnerability in nslookupComplain function in BIND 4 allows remote attackers to gain root privileges.
• CVE-2001-0010 — Critical (CVSS 10.0): Buffer overflow in transaction signature (TSIG) handling code in BIND 8 allows remote attackers to gain root privileges.
• CVE-2000-1029 — Critical (CVSS 10.0): Buffer overflow in host command allows a remote attacker to execute arbitrary commands via a long response to an AXFR…
• CVE-1999-0837 — Critical (CVSS 10.0): Denial of service in BIND by improperly closing TCP sessions via so_linger.

All CVEs affecting Isc Bind →

Other CWE-399 (Resource Management Errors) vulnerabilities

• CVE-2015-8104 — Critical (CVSS 10.0): The KVM subsystem in the Linux kernel through 4.2.6, and Xen 4.3.x through 4.6.x, allows guest OS users to cause a…
• CVE-2015-0339 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
• CVE-2015-0335 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
• CVE-2015-0333 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
• CVE-2014-4121 — Critical (CVSS 10.0): Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly parse internationalized…
• CVE-2014-0560 — Critical (CVSS 10.0): Use-after-free vulnerability in Adobe Reader and Acrobat 10.x before 10.1.12 and 11.x before 11.0.09 on Windows and OS…

Browse all CWE-399 (Resource Management Errors) vulnerabilities →